- publishing free software manuals
Perl Language Reference Manual
by Larry Wall and others
Paperback (6"x9"), 724 pages
ISBN 9781906966027
RRP £29.95 ($39.95)

Sales of this book support The Perl Foundation! Get a printed copy>>>

%s argument is not a HASH or ARRAY element or slice

(F) The argument to delete() must be either a hash or array element, such as:

$foo{$bar}
$ref->{"susie"}[12]

or a hash or array slice, such as:

@foo[$bar, $baz, $xyzzy]
@{$ref->[12]}{"susie", "queue"}
ISBN 9781906966027Perl Language Reference ManualSee the print edition